What is mean by communication Communication is an exchange of information in between two or more parties for satisfying the required conditions, the conformation of thing or rule Main requirements for the communication There are few basic requirements have to satisfied for a successful communication such as • There should be two or more parties • There should be a communication medium which connects the parties involved (air, wire, light) • The use of common grands (language, action, symbol) Methods of communication There are several ways of doing communication such as • signal • colour light • talking • sign boards • report writing lecturing Data communication In data communication, • data means the information in the machine-readable form • using stored information in one computer must be transferred to another one and stored there • for transferring data we use singles There are two basic types of signals • Digital signals in digital signals, we used...
Basic of Internet and Computer - Network This lesson target for, Beginners who are interested in mechanisms of the internet. People who have set up a network using a computer but don’t quite understand the mechanisms. People who begin to manage the network. In this lesson cover these topics, The Mechanisms of the Internet TCP / IP - its role and functions - real-life examples and review ----------------------------------------------------------------- What is the Internet Multiple networks (clouds) connected to each other. The Internet was initially created for military purposes. Research labs and universities in the U.S. were connected. Later, Corporations and general public groups were also connected, expanding to the current internet. Various kind of data can be exchanged. Anything that can be done on a computer The mechanisms of the Internet Let’s get rid of the abstract cloud image Mechanism inside the cloud Internet is an ag...